3939700 has 18 divisors (see below), whose sum is σ = 8549366. Its totient is φ = 1575840.

The previous prime is 3939673. The next prime is 3939713. The reversal of 3939700 is 79393.

It can be written as a sum of positive squares in 3 ways, for example, as 509796 + 3429904 = 714^2 + 1852^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19599 + ... + 19798.

Almost surely, 2^3939700 is an apocalyptic number.

It is an amenable number.

3939700 is an abundant number, since it is smaller than the sum of its proper divisors (4609666).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3939700 is a wasteful number, since it uses less digits than its factorization.

3939700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39411 (or 39404 counting only the distinct ones).

The product of its (nonzero) digits is 5103, while the sum is 31.

The square root of 3939700 is about 1984.8677537811. The cubic root of 3939700 is about 157.9383939708.

The spelling of 3939700 in words is "three million, nine hundred thirty-nine thousand, seven hundred".